What's AAMI? - Answer- Association for Advancement of Medical Instrumentation
Whats happens if chlorine checks are done to early? - Answer- You may get
... [Show More] a false negative
What is the role of Bicarbonate? - Answer- It acts as a buffer. It can diffuse into the patient's blood and replenish the bodies buffer stores
What is diffusion? - Answer- The movement of dissolved particles across a semipermeable membrane from an area of high concentration to an area of lower concentration. example: spraying perfume
What is osmosis? - Answer- movement of water across a semi permeable membrane from the side with the lower solute concentration to the side with the higher solute concentration. example: raisin soaked in water swells up
What is a semi-permeable membrane? - Answer- A thin sheet of natural or synthetic membrane that allows some molecules to pass through but not others
What is convection? - Answer- convection or solute drag means that solutes move with the water across the semi-permeable membrane
What is ultrafiltration? - Answer- controlled fluid removal by manipulation of hydrostatic pressure
Manual conductivity should be within what range? - Answer- + or - 0.4 of the range 13-15.5 Ms/cm (millisiemens per centimeter
What can cause arterial pressure to become more negative? - Answer- a kink in the line
What can cause higher venous pressure? - Answer- clotting in the venous drip chamber
What test is done at the end of the day? - Answer- water hardness
What happens if chlorine/chloramines aren't removed? - Answer- red blood cells burst allowing the escape of K+
What is done if chlorine test is greater than 0.1? - Answer- recheck and check at secondary tank
What are 3 steps of water treatment? - Answer- pre-treatment, purification, distribution
What do you do if the final quality water monitor alarm goes off? - Answer- put patients in by-pass mode
Why is it important to follow correct order when drawing labs? - Answer- to stop cross contamination
What should be done to tube once lab is drawn? - Answer- invert gently 8-10 times
How should you spin blood? - Answer- spin like tubes with the same fill levels at the same time
What % of kidney function does hemodialysis replace? - Answer- 15%
What is Renin? - Answer- a vasoconstrictor that will cause the BP to increase
A vasoconstrictor that will increase the BP is? - Answer- Renin
What is LVH (Left ventricular hypertrophy) caused by? - Answer- Hypertension
What is the stronges predictor of sudden death in dialysis patients? - Answer- LVH (left ventricular hypertroply)
What is LVH (left ventricular hypertrophy)? - Answer- enlargement and thickening of the walls of the heart's main pumping chamber
If patient has pericarditis what do we do? - Answer- hold or decrease heperin to prevent tamponaid. that patient may require more frequent dialysis
What is hypokalemia? - Answer- low potassium
What is hyperkalemia? - Answer- high potassium
What are sighs/symptoms of hyperkalemia (high K+)? - Answer- extreme muscle weakness, cardiac arrhythmias (irregular HB), cardiac arrest [Show Less]